CN108109182B - 一种pet图像重建方法和装置 - Google Patents
一种pet图像重建方法和装置 Download PDFInfo
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- CN108109182B CN108109182B CN201611058788.7A CN201611058788A CN108109182B CN 108109182 B CN108109182 B CN 108109182B CN 201611058788 A CN201611058788 A CN 201611058788A CN 108109182 B CN108109182 B CN 108109182B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T11/00—2D [Two Dimensional] image generation
- G06T11/003—Reconstruction from projections, e.g. tomography
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T11/00—2D [Two Dimensional] image generation
- G06T11/003—Reconstruction from projections, e.g. tomography
- G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computerised tomographs
- A61B6/037—Emission tomography
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
- A61B6/5205—Devices using data or image processing specially adapted for radiation diagnosis involving processing of raw data to produce diagnostic data
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
- A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
- A61B6/5282—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise due to scatter
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T11/00—2D [Two Dimensional] image generation
- G06T11/003—Reconstruction from projections, e.g. tomography
- G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0012—Biomedical image inspection
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10072—Tomographic images
- G06T2207/10104—Positron emission tomography [PET]
Abstract
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CN201611058788.7A CN108109182B (zh) | 2016-11-24 | 2016-11-24 | 一种pet图像重建方法和装置 |
US15/819,334 US10460480B2 (en) | 2016-11-24 | 2017-11-21 | Reconstructing PET image |
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CN201611058788.7A CN108109182B (zh) | 2016-11-24 | 2016-11-24 | 一种pet图像重建方法和装置 |
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CN108109182A CN108109182A (zh) | 2018-06-01 |
CN108109182B true CN108109182B (zh) | 2021-08-24 |
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CN201611058788.7A Active CN108109182B (zh) | 2016-11-24 | 2016-11-24 | 一种pet图像重建方法和装置 |
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CN (1) | CN108109182B (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10410383B2 (en) * | 2017-08-26 | 2019-09-10 | Uih America, Inc. | System and method for image data processing in positron emission tomography |
US10403010B2 (en) * | 2017-09-19 | 2019-09-03 | General Electric Company | Methods and systems for reconstructing images |
CN108703769B (zh) * | 2018-06-14 | 2021-11-23 | 上海联影医疗科技股份有限公司 | Tof数据的校正方法、装置、系统和计算机可读存储介质 |
US10534096B1 (en) * | 2018-06-22 | 2020-01-14 | Kromek Group, PLC | Photon scatter imaging |
CZ2018592A3 (cs) | 2018-10-31 | 2020-01-02 | ÄŚeskĂ© vysokĂ© uÄŤenĂ technickĂ© v Praze | Způsob zpřesnění polohového rozlišení zdroje pozitronů při pozitronové emisní tomografii |
EP3937785A4 (en) * | 2019-04-15 | 2022-06-01 | Shanghai United Imaging Healthcare Co., Ltd. | SYSTEMS AND METHODS FOR DETERMINING TRUE COINCIDENTAL EVENTS |
CN110215227B (zh) * | 2019-06-05 | 2022-10-14 | 上海联影医疗科技股份有限公司 | 时间窗设置方法、装置、计算机设备和存储介质 |
CN110301926B (zh) * | 2019-07-04 | 2023-05-30 | 沈阳智核医疗科技有限公司 | 确定晶体固有效率的方法、装置、存储介质及医疗设备 |
JP7254656B2 (ja) * | 2019-07-18 | 2023-04-10 | キヤノンメディカルシステムズ株式会社 | 医用画像処理装置、医用画像診断装置及び核医学診断装置 |
CN110680368B (zh) * | 2019-09-12 | 2023-03-24 | 东软医疗系统股份有限公司 | 有效单事件的检测方法及装置、信号读出方法及系统 |
CN111067560B (zh) * | 2019-12-25 | 2023-05-02 | 沈阳智核医疗科技有限公司 | 散射校正方法、装置、可读存储介质和电子设备 |
CN112151162B (zh) * | 2020-09-21 | 2022-10-21 | 明峰医疗系统股份有限公司 | Pet时间实时校正及重建方法和系统 |
CN112258506B (zh) * | 2020-11-18 | 2022-11-25 | 上海培云教育科技有限公司 | 基于数值计算的正电子发射型断层成像仿真方法及系统 |
CN112950730A (zh) * | 2021-01-29 | 2021-06-11 | 西安电子科技大学 | 一种光子传播模型构建方法、系统、存储介质及应用 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060102846A1 (en) * | 2004-11-15 | 2006-05-18 | Manjeshwar Ravindra M | Method and system for imaging using a filter for time-of-flight pet |
CN103164863A (zh) * | 2013-04-02 | 2013-06-19 | 中国科学院高能物理研究所 | 用于重建正电子发射计算机断层成像图像的方法 |
CN103908280A (zh) * | 2013-01-08 | 2014-07-09 | 上海联影医疗科技有限公司 | Pet散射校正的方法 |
CN104408756A (zh) * | 2014-10-30 | 2015-03-11 | 东软集团股份有限公司 | 一种pet图像重建方法及装置 |
CN105631910A (zh) * | 2015-12-28 | 2016-06-01 | 沈阳东软医疗系统有限公司 | 一种pet图像的重建方法及装置 |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4536212B2 (ja) * | 2000-05-24 | 2010-09-01 | 浜松ホトニクス株式会社 | Pet装置 |
US7417231B2 (en) * | 2004-12-22 | 2008-08-26 | Cti Pet Systems, Inc. | Fourier re-binning of time-of-flight positron emission tomography data |
US7312455B2 (en) * | 2005-01-12 | 2007-12-25 | The General Electric Company | Method and system for scatter correction in a positron emission tomography system |
US7129496B2 (en) * | 2005-01-21 | 2006-10-31 | General Electric Company | Method and system for scattered coincidence estimation in a time-of-flight positron emission tomography system |
US7381959B2 (en) * | 2005-08-17 | 2008-06-03 | General Electric Company | Technique for reconstructing PET scan images |
US7402807B2 (en) * | 2005-11-02 | 2008-07-22 | Siemens Medical Solutions Usa, Inc. | Method for reducing an electronic time coincidence window in positron emission tomography |
CN101490581A (zh) * | 2006-07-21 | 2009-07-22 | 皇家飞利浦电子股份有限公司 | 用于改进的tof pet重建的方法和系统 |
JP4803257B2 (ja) * | 2006-08-08 | 2011-10-26 | 株式会社島津製作所 | ポジトロンct装置 |
US7381960B1 (en) * | 2006-11-11 | 2008-06-03 | National Tsing Hua University | Imaging system and method for the non-pure positron emission tomography |
US7970214B2 (en) * | 2007-01-25 | 2011-06-28 | University Of Utah Research Foundation | Rotate and slant projector for fast fully-3D iterative tomographic reconstruction |
US7888651B2 (en) * | 2007-05-21 | 2011-02-15 | The Board Of Trustees Of The Leland Stanford Junior University | Method and system for using tissue-scattered coincidence photons for imaging |
US8094908B2 (en) * | 2008-07-17 | 2012-01-10 | General Electric Company | Method and system for estimating randoms in imaging data |
US8384036B2 (en) * | 2008-09-11 | 2013-02-26 | Siemens Medical Solutions Usa, Inc. | Positron emission tomography (PET) imaging using scattered and unscattered photons |
WO2010048325A2 (en) * | 2008-10-21 | 2010-04-29 | University Of Southern California | Exact and approximate rebinning of time-of-flight pet positron emission tomography data |
WO2011117990A1 (ja) * | 2010-03-25 | 2011-09-29 | 独立行政法人放射線医学総合研究所 | Pet装置における同時計数判定方法及び装置 |
EP2643710B1 (en) * | 2010-11-23 | 2017-01-11 | Koninklijke Philips N.V. | Pet calibrations with varying coincidence windows |
US8575554B2 (en) * | 2011-07-26 | 2013-11-05 | General Electric Company | Methods and systems for scatter estimation in positron emission tomography |
US9291725B2 (en) * | 2012-05-16 | 2016-03-22 | Kabushiki Kaisha Toshiba | Random coincidence reduction in positron emission tomography using tangential time-of-flight mask |
WO2014074666A1 (en) * | 2012-11-07 | 2014-05-15 | Massachusetts Institute Of Technology | Inter-detector scatter enhanced emission tomography |
US10502846B2 (en) * | 2013-06-24 | 2019-12-10 | Massachusetts Institute Of Technology | Normalization correction for multiple-detection enhanced emission tomography |
US10215864B2 (en) * | 2013-07-08 | 2019-02-26 | Massachusetts Institute Of Technology | System and method to improve image quality of emission tomography when using advanced radionuclides |
US9962136B2 (en) * | 2014-06-04 | 2018-05-08 | The Board Of Trustees Of The Leland Stanford Junior University | Reconstructing time-varying position of individual radioactive cells directly from positron emission tomography (PET) measurements |
WO2016077554A1 (en) * | 2014-11-12 | 2016-05-19 | Washington University | Systems and methods for point-of-care positron emission tomography |
EP3234647B1 (en) * | 2014-12-15 | 2021-03-03 | Koninklijke Philips N.V. | Pixel based dead time correction |
US10034640B2 (en) * | 2015-03-11 | 2018-07-31 | David Byron Douglas | Method and apparatus for improvement of spatial resolution in molecular and radiological imaging |
CN107635469B (zh) * | 2015-05-19 | 2021-04-20 | 皇家飞利浦有限公司 | 基于pet系统中的散射符合的衰减图的估计 |
WO2017024451A1 (en) * | 2015-08-07 | 2017-02-16 | Shanghai United Imaging Healthcare Co., Ltd. | Multi-modality imaging system and method |
CN105193442B (zh) * | 2015-09-17 | 2018-12-25 | 沈阳东软医疗系统有限公司 | 一种pet扫描时间的确定方法和装置 |
US10663608B2 (en) * | 2015-09-21 | 2020-05-26 | Shanghai United Imaging Healthcare Co., Ltd. | System and method for calibrating a PET scanner |
CN107978002B (zh) * | 2016-10-25 | 2021-01-05 | 上海东软医疗科技有限公司 | 一种pet图像重建方法和装置 |
CN114699655A (zh) * | 2017-07-11 | 2022-07-05 | 反射医疗公司 | 用于pet检测器余辉管理的方法 |
US10410383B2 (en) * | 2017-08-26 | 2019-09-10 | Uih America, Inc. | System and method for image data processing in positron emission tomography |
-
2016
- 2016-11-24 CN CN201611058788.7A patent/CN108109182B/zh active Active
-
2017
- 2017-11-21 US US15/819,334 patent/US10460480B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060102846A1 (en) * | 2004-11-15 | 2006-05-18 | Manjeshwar Ravindra M | Method and system for imaging using a filter for time-of-flight pet |
CN103908280A (zh) * | 2013-01-08 | 2014-07-09 | 上海联影医疗科技有限公司 | Pet散射校正的方法 |
CN103164863A (zh) * | 2013-04-02 | 2013-06-19 | 中国科学院高能物理研究所 | 用于重建正电子发射计算机断层成像图像的方法 |
CN104408756A (zh) * | 2014-10-30 | 2015-03-11 | 东软集团股份有限公司 | 一种pet图像重建方法及装置 |
CN105631910A (zh) * | 2015-12-28 | 2016-06-01 | 沈阳东软医疗系统有限公司 | 一种pet图像的重建方法及装置 |
Non-Patent Citations (2)
Title |
---|
List-mode reconstruction for the Biograph mCT with probabilistic line-of-response positioning and event-by-event motion correction;Xiao Jin 等;《2012 IEEE Nuclear Science Symposium and Medical Imaging Conference Record (NSS/MIC)》;20121103;全文 * |
基于先验信息的平板PET图像重建方法研究;曹孝卿;《中国博士学位论文全文数据库 医药卫生科技辑》;20160715(第07期);第10-12,19-20,23-24页和图2-3 * |
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CN108109182A (zh) | 2018-06-01 |
US10460480B2 (en) | 2019-10-29 |
US20180144513A1 (en) | 2018-05-24 |
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